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<div class="header">
  <div class="headertitle"><div class="title">arm_lms_norm_instance_q15 Struct Reference</div></div>
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<p>Instance structure for the Q15 normalized LMS filter.  
 <a href="#details">More...</a></p>

<p><code>#include &lt;<a class="el" href="_inc_2arm__math_8h_source.html">arm_math.h</a>&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 id="header-pub-attribs" class="groupheader"><a id="pub-attribs" name="pub-attribs"></a>
Public Attributes</h2></td></tr>
<tr class="memitem:a9ee7a45f4f315d7996a969e25fdc7146" id="r_a9ee7a45f4f315d7996a969e25fdc7146"><td class="memItemLeft" align="right" valign="top">uint16_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a9ee7a45f4f315d7996a969e25fdc7146">numTaps</a></td></tr>
<tr class="memitem:a59a0127a545e3728aeea9a56b355b4be" id="r_a59a0127a545e3728aeea9a56b355b4be"><td class="memItemLeft" align="right" valign="top">q15_t *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a59a0127a545e3728aeea9a56b355b4be">pState</a></td></tr>
<tr class="memitem:a8b301989f5d979f1c2713d6168371898" id="r_a8b301989f5d979f1c2713d6168371898"><td class="memItemLeft" align="right" valign="top">q15_t *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a8b301989f5d979f1c2713d6168371898">pCoeffs</a></td></tr>
<tr class="memitem:a7ce00f21d11cfda6d963240641deea8c" id="r_a7ce00f21d11cfda6d963240641deea8c"><td class="memItemLeft" align="right" valign="top">q15_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a7ce00f21d11cfda6d963240641deea8c">mu</a></td></tr>
<tr class="memitem:aa0d435fbcf7dedb7179d4467e9b79e9f" id="r_aa0d435fbcf7dedb7179d4467e9b79e9f"><td class="memItemLeft" align="right" valign="top">uint8_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#aa0d435fbcf7dedb7179d4467e9b79e9f">postShift</a></td></tr>
<tr class="memitem:ada5d47fc3f21341c921df5e3ea3f586c" id="r_ada5d47fc3f21341c921df5e3ea3f586c"><td class="memItemLeft" align="right" valign="top">const q15_t *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ada5d47fc3f21341c921df5e3ea3f586c">recipTable</a></td></tr>
<tr class="memitem:a1c81ded399919d8181026bc1c8602e7b" id="r_a1c81ded399919d8181026bc1c8602e7b"><td class="memItemLeft" align="right" valign="top">q15_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a1c81ded399919d8181026bc1c8602e7b">energy</a></td></tr>
<tr class="memitem:a3fc1d6f97d2c6d5324871de6895cb7e9" id="r_a3fc1d6f97d2c6d5324871de6895cb7e9"><td class="memItemLeft" align="right" valign="top">q15_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a3fc1d6f97d2c6d5324871de6895cb7e9">x0</a></td></tr>
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<a name="details" id="details"></a><h2 id="header-details" class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Instance structure for the Q15 normalized LMS filter. </p>
</div><a name="doc-variable-members" id="doc-variable-members"></a><h2 id="header-doc-variable-members" class="groupheader">Member Data Documentation</h2>
<a id="a1c81ded399919d8181026bc1c8602e7b" name="a1c81ded399919d8181026bc1c8602e7b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a1c81ded399919d8181026bc1c8602e7b">&#9670;&#160;</a></span>energy</h2>

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          <td class="memname">q15_t arm_lms_norm_instance_q15::energy</td>
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<p>saves previous frame energy. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a7ce00f21d11cfda6d963240641deea8c">&#9670;&#160;</a></span>mu</h2>

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          <td class="memname">q15_t arm_lms_norm_instance_q15::mu</td>
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<p>step size that controls filter coefficient updates. </p>

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<a id="a9ee7a45f4f315d7996a969e25fdc7146" name="a9ee7a45f4f315d7996a969e25fdc7146"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a9ee7a45f4f315d7996a969e25fdc7146">&#9670;&#160;</a></span>numTaps</h2>

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          <td class="memname">uint16_t arm_lms_norm_instance_q15::numTaps</td>
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<p>Number of coefficients in the filter. </p>

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<a id="a8b301989f5d979f1c2713d6168371898" name="a8b301989f5d979f1c2713d6168371898"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8b301989f5d979f1c2713d6168371898">&#9670;&#160;</a></span>pCoeffs</h2>

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          <td class="memname">q15_t * arm_lms_norm_instance_q15::pCoeffs</td>
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<p>points to the coefficient array. The array is of length numTaps. </p>

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<a id="aa0d435fbcf7dedb7179d4467e9b79e9f" name="aa0d435fbcf7dedb7179d4467e9b79e9f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aa0d435fbcf7dedb7179d4467e9b79e9f">&#9670;&#160;</a></span>postShift</h2>

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          <td class="memname">uint8_t arm_lms_norm_instance_q15::postShift</td>
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<p>bit shift applied to coefficients. </p>

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<a id="a59a0127a545e3728aeea9a56b355b4be" name="a59a0127a545e3728aeea9a56b355b4be"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a59a0127a545e3728aeea9a56b355b4be">&#9670;&#160;</a></span>pState</h2>

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          <td class="memname">q15_t * arm_lms_norm_instance_q15::pState</td>
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<p>points to the state variable array. The array is of length numTaps+blockSize-1. </p>

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<a id="ada5d47fc3f21341c921df5e3ea3f586c" name="ada5d47fc3f21341c921df5e3ea3f586c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ada5d47fc3f21341c921df5e3ea3f586c">&#9670;&#160;</a></span>recipTable</h2>

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          <td class="memname">const q15_t * arm_lms_norm_instance_q15::recipTable</td>
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<p>Points to the reciprocal initial value table. </p>

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<h2 class="memtitle"><span class="permalink"><a href="#a3fc1d6f97d2c6d5324871de6895cb7e9">&#9670;&#160;</a></span>x0</h2>

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          <td class="memname">q15_t arm_lms_norm_instance_q15::x0</td>
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<p>saves previous input sample. </p>

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<hr/>The documentation for this struct was generated from the following files:<ul>
<li>C:/Users/ASUS/Desktop/dm-ctrlH7-balance-9025test/Middlewares/ST/ARM/DSP/Inc/<a class="el" href="_inc_2arm__math_8h_source.html">arm_math.h</a></li>
<li>C:/Users/ASUS/Desktop/dm-ctrlH7-balance-9025test/Middlewares/ST/ARM/DSP/Include/dsp/<a class="el" href="filtering__functions_8h_source.html">filtering_functions.h</a></li>
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